US5327351A - Non-contact digitizing method - Google Patents

Non-contact digitizing method Download PDF

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Publication number
US5327351A
US5327351A US07/920,319 US92031992A US5327351A US 5327351 A US5327351 A US 5327351A US 92031992 A US92031992 A US 92031992A US 5327351 A US5327351 A US 5327351A
Authority
US
United States
Prior art keywords
normal vector
model
tracer head
measurement
vector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
US07/920,319
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English (en)
Inventor
Hitoshi Matsuura
Eiji Matsumoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanuc Corp
Original Assignee
Fanuc Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fanuc Corp filed Critical Fanuc Corp
Assigned to FANUC LTD., A CORP. OF JAPAN reassignment FANUC LTD., A CORP. OF JAPAN ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: MATSUMOTO, EIJI, MATSUURA, HITOSHI
Application granted granted Critical
Publication of US5327351A publication Critical patent/US5327351A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
    • B23Q35/128—Sensing by using optical means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/41—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by interpolation, e.g. the computation of intermediate points between programmed end points to define the path to be followed and the rate of travel along that path
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37422—Distance and attitude detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Machine Tool Copy Controls (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Numerical Control (AREA)
US07/920,319 1991-01-14 1991-12-25 Non-contact digitizing method Expired - Fee Related US5327351A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3-14672 1991-01-14
JP3014672A JPH04241603A (ja) 1991-01-14 1991-01-14 非接触デジタイジング方法
PCT/JP1991/001764 WO1992011974A1 (en) 1991-01-14 1991-12-25 Non-contact digitizing method

Publications (1)

Publication Number Publication Date
US5327351A true US5327351A (en) 1994-07-05

Family

ID=11867714

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/920,319 Expired - Fee Related US5327351A (en) 1991-01-14 1991-12-25 Non-contact digitizing method

Country Status (6)

Country Link
US (1) US5327351A (ja)
EP (1) EP0520075B1 (ja)
JP (1) JPH04241603A (ja)
KR (1) KR950008801B1 (ja)
DE (1) DE69120060T2 (ja)
WO (1) WO1992011974A1 (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5475613A (en) * 1991-04-19 1995-12-12 Kawasaki Jukogyo Kabushiki Kaisha Ultrasonic defect testing method and apparatus
US6215269B1 (en) * 1996-05-21 2001-04-10 Kent Gregg Method of exposing a path on a curved, or otherwise irregularly shaped, surface
US20050234671A1 (en) * 2002-10-11 2005-10-20 Giuseppe Morfino System and process for measuring, compensating and testing numerically controlled machine tool heads and/or tables
US7147338B2 (en) 2001-04-09 2006-12-12 Kent Gregg Circuit on a curved, or otherwise irregularly shaped, surface, such as on a helmet to be worn on the head, including a fiber optic conductive path
US20130226513A1 (en) * 2012-02-29 2013-08-29 Mitsubishi Heavy Industries, Ltd. Normal-line detection method, normal-line detection device, and machine tool having normal-line detection function
US10132624B2 (en) 2012-02-15 2018-11-20 Mitsubishi Heavy Industries, Ltd. Normal detection method, normal detection device, and machining machine provided with normal detection function
CN109379511A (zh) * 2018-12-10 2019-02-22 盎锐（上海）信息科技有限公司 3d数据安全加密算法及装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04256554A (ja) * 1991-02-06 1992-09-11 Fanuc Ltd 非接触デジタイジング制御装置
JP4635944B2 (ja) * 2006-04-07 2011-02-23 株式会社日本自動車部品総合研究所 計測装置

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396832A (en) * 1981-03-31 1983-08-02 Westinghouse Canada Inc. Pattern tracer using digital logic
JPS61274852A (ja) * 1985-05-28 1986-12-05 Agency Of Ind Science & Technol 非接触曲面ならいセンサ
JPS6410237A (en) * 1987-07-02 1989-01-13 Matsushita Electric Ind Co Ltd Pattern forming material
US4958293A (en) * 1987-03-03 1990-09-18 Fanuc Ltd. Digitizing method
JPH033760A (ja) * 1989-05-30 1991-01-09 Fanuc Ltd デジタイジング制御装置
US4999555A (en) * 1987-10-23 1991-03-12 Fanuc Ltd. Digitizing method
JPH0360956A (ja) * 1989-07-27 1991-03-15 Fanuc Ltd 非接触ならい制御装置
JPH03121754A (ja) * 1989-10-04 1991-05-23 Fanuc Ltd 非接触ならい制御装置
US5019993A (en) * 1987-10-26 1991-05-28 Advanced Data Processing Adp S.R.L. Machine for measuring and mathematically defining the surface of three-dimensional models, particularly for the manufacture of molds with numeric-control machine tools

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2542631B2 (ja) * 1987-09-02 1996-10-09 ファナック株式会社 非接触ならい方法
FR2629198B1 (fr) * 1988-03-25 1994-07-08 Kreon Ingenierie Marketing Procede de determination et de reconstitution des coordonnees spatiales de chacun des points d'un ensemble de points echantillonnant une surface tridimensionnelle, et procede de realisation d'une image tridimensionnelle de cette surface a partir desdites coordonnees
GB8809160D0 (en) * 1988-04-19 1988-05-25 Renishaw Plc Co-ordinate measuring machine

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396832A (en) * 1981-03-31 1983-08-02 Westinghouse Canada Inc. Pattern tracer using digital logic
JPS61274852A (ja) * 1985-05-28 1986-12-05 Agency Of Ind Science & Technol 非接触曲面ならいセンサ
US4958293A (en) * 1987-03-03 1990-09-18 Fanuc Ltd. Digitizing method
JPS6410237A (en) * 1987-07-02 1989-01-13 Matsushita Electric Ind Co Ltd Pattern forming material
US4999555A (en) * 1987-10-23 1991-03-12 Fanuc Ltd. Digitizing method
US5019993A (en) * 1987-10-26 1991-05-28 Advanced Data Processing Adp S.R.L. Machine for measuring and mathematically defining the surface of three-dimensional models, particularly for the manufacture of molds with numeric-control machine tools
JPH033760A (ja) * 1989-05-30 1991-01-09 Fanuc Ltd デジタイジング制御装置
US5182714A (en) * 1989-05-30 1993-01-26 Fanuc Ltd. Digitizing control apparatus
JPH0360956A (ja) * 1989-07-27 1991-03-15 Fanuc Ltd 非接触ならい制御装置
US5140239A (en) * 1989-07-27 1992-08-18 Fanuc Ltd. Non-contact tracer control device
JPH03121754A (ja) * 1989-10-04 1991-05-23 Fanuc Ltd 非接触ならい制御装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5475613A (en) * 1991-04-19 1995-12-12 Kawasaki Jukogyo Kabushiki Kaisha Ultrasonic defect testing method and apparatus
US6215269B1 (en) * 1996-05-21 2001-04-10 Kent Gregg Method of exposing a path on a curved, or otherwise irregularly shaped, surface
US7147338B2 (en) 2001-04-09 2006-12-12 Kent Gregg Circuit on a curved, or otherwise irregularly shaped, surface, such as on a helmet to be worn on the head, including a fiber optic conductive path
US20050234671A1 (en) * 2002-10-11 2005-10-20 Giuseppe Morfino System and process for measuring, compensating and testing numerically controlled machine tool heads and/or tables
US7245982B2 (en) * 2002-10-11 2007-07-17 Fidia S.P.A. System and process for measuring, compensating and testing numerically controlled machine tool heads and/or tables
US10132624B2 (en) 2012-02-15 2018-11-20 Mitsubishi Heavy Industries, Ltd. Normal detection method, normal detection device, and machining machine provided with normal detection function
US20130226513A1 (en) * 2012-02-29 2013-08-29 Mitsubishi Heavy Industries, Ltd. Normal-line detection method, normal-line detection device, and machine tool having normal-line detection function
US9619433B2 (en) * 2012-02-29 2017-04-11 Mitsubishi Heavy Industries, Ltd. Normal-line detection method, normal-line detection device, and machine tool having normal-line detection function
CN109379511A (zh) * 2018-12-10 2019-02-22 盎锐（上海）信息科技有限公司 3d数据安全加密算法及装置

Also Published As

Publication number Publication date
DE69120060D1 (de) 1996-07-11
DE69120060T2 (de) 1996-10-02
EP0520075B1 (en) 1996-06-05
KR930700256A (ko) 1993-03-13
WO1992011974A1 (en) 1992-07-23
EP0520075A4 (en) 1993-03-03
EP0520075A1 (en) 1992-12-30
KR950008801B1 (ko) 1995-08-08
JPH04241603A (ja) 1992-08-28

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Legal Events

Date Code Title Description
AS Assignment

Owner name: FANUC LTD., A CORP. OF JAPAN, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:MATSUURA, HITOSHI;MATSUMOTO, EIJI;REEL/FRAME:006378/0432

Effective date: 19920801

CC Certificate of correction
FEPP Fee payment procedure

Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY

LAPS Lapse for failure to pay maintenance fees
FP Lapsed due to failure to pay maintenance fee

Effective date: 19980708

STCH Information on status: patent discontinuation

Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362